Kevin E. Costello Obituary
It is with great sadness that we announce the death of Kevin E. Costello (Billings, Montana), who passed away on February 21, 2026, at the age of 77, leaving to mourn family and friends. Leave a sympathy message to the family on the memorial page of Kevin E. Costello to pay them a last tribute.
He was predeceased by: his parents, Frank Costello and Catherine Costello; his siblings, Mary, Frank, John, Jimmy, Tommy, Joe and Judy Grier; and his sister-in-law Patricia Costello.
He is survived by: his wife Betty; his children, Caitlin and Sean; his daughter-in-law Sara; his grandson Jaxson; and his sisters, Regina and Kathy.
